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LG WM3988H*A Series Manual Download Page 83

WM3988

83

Control Panel 

Control Panel 

T-35

Summary of Contents for WM3988H*A Series

Page 1: ...WM3988H A WM3988H A Universe Washing Machine ...

Page 2: ...WM3988 2 The Small Print Page The Small Print Page Safety Notice Caution ESD Notice Regulatory Information Disclaimer Compliance T 1 ...

Page 3: ...WM3988 3 Table of Contents Table of Contents Safety Notices 1 Contents 2 Specifications 4 Warranty 5 Features 7 Controls 9 T 2 ...

Page 4: ...WM3988 4 Specifications Specifications T 4 ...

Page 5: ...WM3988 5 Warranty Warranty T 5 ...

Page 6: ...WM3988 6 Features Features T 6 Ultra Capacity Tilted Drum Large Door Direct Drive Steam Washing SteamFresh Roller Jets and Balls Automatic Load Detection ...

Page 7: ...WM3988 7 Features Features T 7 Built In Heater Child Lock ...

Page 8: ...s the machine on or off Cycle Start Button Starts or pauses the machine Delay Wash Button Sets the delay to have the washer run later Display Window Shows the estimated remaining cycle time Option Buttons Enables various optional cycles when required ...

Page 9: ...WM3988 9 Fuzzy Logic Fuzzy Logic T 8 ...

Page 10: ...Lock T 8 The door cannot be opened When the WASHER is operating When the power failed or the washer is unplugged until the capacitor discharges and releases the lock When the DOOR LOCK light is on When the drum is still turning ...

Page 11: ... 11 Door Lock Lamp Door Lock Lamp T 8 The DOOR LOCK lamp lights When the WASHER is operating When the water level sensor frequency is lower than 22 9 kHz When the temperature inside the tub is over 45 C 113 F ...

Page 12: ...ensing Function T 9 In order to determine the size and weight of the load the machine begins each cycle by tumbling the load a couple of times It spins up to approximately 120 rpm for approximately 6 seconds Speed and time may vary by model ...

Page 13: ...WM3988 13 Load Sensing Function Load Sensing Function T 9 ...

Page 14: ...WM3988 14 Load Sensing Function Load Sensing Function T 9 ...

Page 15: ...ning the size and weight of the load allows the controller to estimate the amount of water required to wash and rinse the load The fuzzy logic within the program will make numerous decisions during the cycle adding water desudsing and rinsing as determined necessary ...

Page 16: ...WM3988 16 Water Circulation and Steam Water Circulation and Steam T 10 ...

Page 17: ...WM3988 17 Pumps Pumps T 10 ...

Page 18: ...WM3988 18 Parts Identification Parts Identification T 11 ...

Page 19: ...WM3988 19 Accessories Accessories T 12 ...

Page 20: ...WM3988 20 Shipping Bolts Shipping Bolts T 12 The shipping bolts MUST BE REMOVED before operating the washer ...

Page 21: ...WM3988 21 Accessories Accessories T 12 ...

Page 22: ...WM3988 22 Installation Installation T 13 REMOVE THE SHIPPING BOLTS LEAVE THEM WITH THE CUSTOMER ...

Page 23: ...WM3988 23 Installation Installation T 13 INSTALL THE WASHER ON A FIRM FLAT SURFACE ...

Page 24: ...WM3988 24 Installation Installation T 13 ...

Page 25: ...WM3988 25 Connections Connections Water Water T 14 ...

Page 26: ...WM3988 26 Connections Connections Drain Drain T 14 ...

Page 27: ...WM3988 27 Connections Connections Electrical Electrical T 14 The steam combo requires a 120 VAC 60 Hz dedicated 20 amp circuit ...

Page 28: ...yle Pedestal Kit old style T 15 This procedure covers installing and leveling the 7 and 13 pedestals for 27 washers dryers and combos If the products are stacked the washer must be below the dryer and only one pedestal is required ...

Page 29: ...WM3988 29 Pedestal Kit old style Pedestal Kit old style T 15 ...

Page 30: ...WM3988 30 Pedestal Kit old style Pedestal Kit old style T 15 ...

Page 31: ...WM3988 31 Pedestal Kit old style Pedestal Kit old style T 16 ...

Page 32: ...WM3988 32 Pedestal Kit old style Pedestal Kit old style T 16 ...

Page 33: ...WM3988 33 Pedestal Kit new style Pedestal Kit new style T 17 ...

Page 34: ...WM3988 34 Pedestal Kit new style Pedestal Kit new style T 17 ...

Page 35: ...WM3988 35 Pedestal Kit new style Pedestal Kit new style T 17 ...

Page 36: ...WM3988 36 Pedestal Kit new style Pedestal Kit new style T 18 ...

Page 37: ...WM3988 37 Pedestal Kit new style Pedestal Kit new style T 18 ...

Page 38: ...WM3988 38 Pedestal Kit new style Pedestal Kit new style T 18 ...

Page 39: ...WM3988 39 Pedestal Kit new style Pedestal Kit new style T 15 ...

Page 40: ...WM3988 40 Controls Controls T 19 ...

Page 41: ...WM3988 41 Program Chart Program Chart T 20 ...

Page 42: ...hooting Most terminals in the steam washer have 120 Volts AC or DC on them sometimes even when the washer is off The motor operates on 310 Volts DC The steam generator operates at a high temperature Be careful when servicing it It can be drained in place by removing the drain cap but have a hose or a big towel ready to soak up the spillage ...

Page 43: ...WM3988 43 Cycle and Cycle and Option Chart Option Chart T 21 ...

Page 44: ...WM3988 44 Cycle and Option Information Cycle and Option Information T 22 ...

Page 45: ...d to every cycle except DELICATES HAND WASH WOOL and SPEED WASH It is locked out of these cycles to prevent damage to delicate clothing While the laundry is washing the steam generator boils water to spray steam through the laundry as it tumbles ...

Page 46: ...MFRESH cycle It is designed to refresh clothes that have been packed away as in a suitcase or drawer and make them look freshly laundered and ironed It is NOT a substitute for dry cleaning and should not be used for any garment that is not designed to be washed in water To run a STEAMFRESH cycle press POWER and turn the cycle selector knob to STEAMFRESH The default setting is for 3 items but it ca...

Page 47: ...dust mites and their eggs and droppings as well as lint and dead skin cells This machine is certified allergy and asthma friendly by the Allergy and Asthma Foundation of America as removing 95 of harmful allergens When the Allergiene cycle is operating the display shows 1 50 at the beginning the water level defaults to approximately 242 and spin defaults to HIGH The steam generator operates as doe...

Page 48: ...WM3988 48 Sanitary Sanitary T 23 The sanitary cycle is used to reduce bacteria and germs as in baby clothes and sick room linens The wash water temperature defaults to 158 F 70 C and cannot be adjusted ...

Page 49: ...n item can be forced into the tub is not evidence it can be successfully laundered there In every case the laundry must be able to tumble to be cleaned effectively In the BULKY LARGE cycle the cycle time is preset The default selections can be overridden for wash temperature spin speed and soil level If a selection is not permissible with the cycle the machine will beep and refuse to accept the se...

Page 50: ... cycle time but this may vary as the fuzzy logic makes numerous adjustments throughout the cycle It is the only cycle that genuinely senses the load before displaying the approximate wash time The water level defaults to approximately 239 The default selections can be overridden for wash temperature spin speed and soil level ...

Page 51: ...aults to approximately 230 The default selections can be overridden for wash temperature spin speed and soil level but certain options cannot be selected such as steam very hot water and high speed spin If a selection is not permissible with the cycle the machine will beep and refuse to accept the setting ...

Page 52: ... that are suitable to be washed in water but must be treated very delicately The HAND WASH WOOL cycle defaults to a 0 55 minute cycle Water level defaults to 230 The drum tumbles very gently making slightly less than one complete revolution per tumble which is just enough to turn the load over in the water ...

Page 53: ...can be overridden for wash temperature spin speed and soil level very hot water and high speed spin but certain options cannot be selected If a selection is not permissible with the cycle the machine will beep and refuse to accept the setting SPEED WASH defaults to a HOT wash but most people find that overriding it to select WARM gives a better wash and less wrinkling ...

Page 54: ...or example selecting a COTTON NORMAL cycle will automatically default to a WARM wash COLD rinse HIGH spin speed and NORMAL soil level Any of these settings may be overridden by changing the options at the control panel before the wash cycle is started Not every option is available for every cycle As mentioned above the DELICATE cycle will lock out selections HOT WASH water HIGH spin speed and STEA...

Page 55: ... POWER and then SPIN SPEED The COTTON NORMAL LED will light The machine will default to a 0 13 minute cycle on high speed unless EXTRA HIGH SPIN is selected which will increase the cycle time to 0 17 The drain pump is energized as required during the spin cycle to exhaust all the water extracted from the load ...

Page 56: ...re wash adds a pre wash cycle before the main wash cycle Pre wash fills the tub and dispenses what was put into the pre wash detergent compartment After filling and washing the pre wash water is pumped out and the main wash cycle begins ...

Page 57: ...WM3988 57 Stain Cycle Stain Cycle T 25 The stain cycle adds time to the wash cycle and increases the temperature of the wash water for increased cleaning performance ...

Page 58: ...spin speed after sensing an unbalanced load To engage the SPINSENSE press POWER and select a cycle Press and hold the SPINSENSE Rinse Spin button SPINSENSE will remain engaged until it is disengaged by the user Turning the machine off or losing power will not disable SPINSENSE ...

Page 59: ...CK is designed to disable the control pad after the cycle is started To activate the CHILD LOCK after the cycle has begun press and hold CHILD LOCK Delay Start until CL shows on the display All controls will be disabled until the end of the cycle ...

Page 60: ...ular spin and a LIGHT SOIL level to shorten the cycle time By programming these selections to the CUSTOM PROGRAM button the customer can simply press it every time he wants to use this particular cycle To program the CUSTOM PROGRAM BUTTON press POWER select the desired cycle and options as described above and then press and hold the CUSTOM PROGRAM for at least 3 seconds until it beeps twice Therea...

Page 61: ...le is designed to use extra hot water and a long wash cycle to remove soap scum and residue from the inside of the tub Use it once a month to keep the washer clean and to prevent mildew and odor Do not put laundry into the tub during the TUB CLEAN cycle ...

Page 62: ...ra Rinse T 26 The EXTRA RINSE cycle inserts a second rinse cycle which extends the cycle time accordingly This cycle is useful for customers who are sensitive to the dyes perfumes and other ingredients found in laundry products ...

Page 63: ...ying it It is most often used for previously washed laundry that was inadvertently left in the washer instead of being promptly transferred to the dryer or clothesline Rinse temperatures are limited to COLD or WARM water Changing the spin speed to EXTRA HIGH increases the cycle time by 0 04 minutes ...

Page 64: ... the appropriate additives HE detergent softener and bleach set the desired cycle and options and delaying the start tome for up to 12 hours in 1 hour increments This option is used to have the laundry ready to come out of the washer at a certain time like when the customer gets home from work or after school etc ...

Page 65: ...WM3988 65 Water Plus Water Plus T 27 Press and hold the WATER PLUS button to activate the language selection option ...

Page 66: ...WM3988 66 Water Plus Water Plus T 27 The LANGUAGE button allows the user to select the display language from among English Spanish and French ...

Page 67: ...old water is supplied via the dispenser when the prewash valve opens If COLD WASH COLD RINSE is selected the heater is not activated If another WASH RINSE temperature is selected the heater still is not activated during the PREWASH unless the water temperature is lower than 85 F 29 C ...

Page 68: ...LD water is supplied via the dispenser when the prewash valve opens Then HOT or COLD water is applied as required to create a wash of the programmed temperature as shown in the table below Tap 68 77 F 68 77 F 68 77 F Range Rinse 50 86 F 104 113 F 122 131 F 158 167 F Range Wash 86 F 104 F 122 F 158 F Set Point COLD WARM HOT EXTRA HOT ...

Page 69: ...Temperature Control T 29 A Prewash valve opens cold water is supplied B D and F Hot valve opens to raise water temperature to 131 F C E and G Cold valve opens to lower water temp to 122 F H No water is supplied because water temp reaches target ...

Page 70: ...erature Control T 29 A Prewash valve opens cold water is supplied B Hot valve opens to raise the water temperature to 122 F C No cold water is supplied already reached the target level D Heater turns off when the water reaches target temp of 122 F ...

Page 71: ...WM3988 71 Detergent Dispenser Detergent Dispenser T 31 ...

Page 72: ...WM3988 72 Dispenser Dispenser T 31 ...

Page 73: ...WM3988 73 Siphon Box Siphon Box T 31 ...

Page 74: ...s Use no more than TWO TEASPOONS of softener or bleach While some HE laundry detergents suggest the use of as much as 4 ounces per load this is entirely too much detergent for the LG machines Due to the design of the machine we do not recommend using it to soak or dye clothing nor do we recommend the use of various laundry additives such as enzyme pre soaks detergent boosters borax additives bluin...

Page 75: ...WM3988 75 Direct Drive Motor Direct Drive Motor T 33 ...

Page 76: ...WM3988 76 Direct Drive Motor Direct Drive Motor T 33 ...

Page 77: ...WM3988 77 Direct Drive Motor Direct Drive Motor T 33 ...

Page 78: ...WM3988 78 Direct Drive Motor Direct Drive Motor T 33 ...

Page 79: ...ons for disassembly repair replacement of parts and re assembly Many times electrical components may be tested by connecting the appropriate meter to the leads or connectors on the main PC Board Refer to the block wiring diagram below Proper diagnosis will eliminate unnecessary labor and expedite repairs ...

Page 80: ...WM3988 80 Block Wiring Diagram Block Wiring Diagram T 34 ...

Page 81: ...WM3988 81 Control Panel Control Panel T 35 ...

Page 82: ...WM3988 82 Control Panel Control Panel T 35 ...

Page 83: ...WM3988 83 Control Panel Control Panel T 35 ...

Page 84: ...WM3988 84 Control Panel Control Panel T 35 ...

Page 85: ...WM3988 85 Main Board Main Board T 36 ...

Page 86: ...WM3988 86 Main Board Main Board T 36 ...

Page 87: ...WM3988 87 Main Board Main Board T 36 ...

Page 88: ...WM3988 88 Dispenser Dispenser T 37 ...

Page 89: ...WM3988 89 Dispenser Dispenser T 37 ...

Page 90: ...ispenser T 37 CONN WIRE COLORS VALVE 1 Blue Orange and Black Bleach 2 Red Violet and Black Steam 3 White White and Black Main Cold 4 Blue Gray and Black Pre Wash 5 Red Blue and Black Main Hot 6 Blue Red and Black Dryer Duct ...

Page 91: ...WM3988 91 Noise Filter Noise Filter T 38 ...

Page 92: ...WM3988 92 Front Cover Front Cover T 38 ...

Page 93: ...WM3988 93 Front Cover Front Cover T 38 ...

Page 94: ...WM3988 94 Front Cover Front Cover T 38 ...

Page 95: ...WM3988 95 Front Cover Front Cover T 39 ...

Page 96: ...WM3988 96 Front Cover Front Cover T 39 ...

Page 97: ...WM3988 97 Front Cover Front Cover T 39 CAUTION The door is very heavy because of the large glass window ...

Page 98: ...WM3988 98 Door and Hinge Door and Hinge T 40 ...

Page 99: ...WM3988 99 Door and Hinge Door and Hinge T 40 ...

Page 100: ...WM3988 100 Door and Hinge Door and Hinge T 40 ...

Page 101: ...WM3988 101 Pumps and Filter Housing Pumps and Filter Housing T 41 ...

Page 102: ...WM3988 102 Pumps and Filter Housing Pumps and Filter Housing T 41 ...

Page 103: ...WM3988 103 Pumps and Filter Housing Pumps and Filter Housing T 41 ...

Page 104: ...WM3988 104 Pumps and Filter Housing Pumps and Filter Housing T 41 ...

Page 105: ...WM3988 105 Wash Heater Wash Heater T 42 ...

Page 106: ...WM3988 106 Foreign Object Removal Foreign Object Removal T 42 ...

Page 107: ...WM3988 107 Water Level Switch Water Level Switch T 43 ...

Page 108: ...WM3988 108 Motor Motor T 44 ...

Page 109: ...WM3988 109 Motor Motor T 44 ...

Page 110: ...WM3988 110 Motor Motor T 44 ...

Page 111: ...WM3988 111 Tub and Drum Tub and Drum T 45 ...

Page 112: ...WM3988 112 Tub and Drum Tub and Drum T 45 ...

Page 113: ...WM3988 113 Dampers Dampers T 46 ...

Page 114: ...WM3988 114 Dampers Dampers T 46 ...

Page 115: ...WM3988 115 Dampers Dampers T 46 ...

Page 116: ...Test Mode T 47 The steam washer must be empty and off to enter the test mode Press and hold SPIN SPEED and SOIL LEVEL Press POWER The buzzer will sound twice Press START PAUSE to cycle through the test modes See chart below ...

Page 117: ...rpm1 42 50 1 Tumble counterclockwise 9 Water level freq 25 65 2 Bleach valve Cold 8 Water level freq 25 65 2 Steam valve Cold 7 Water level freq 25 65 2 Main wash valve Hot 6 Water level freq 25 65 2 Main wash valve Cold 5 Water level freq 25 65 2 Pre wash valve Cold 4 rpm1 105 125 1 Spin High Speed 3 rpm1 55 65 1 Spin Low speed 2 rpm1 42 50 Drain pump Tumble clockwise 1 QC TEST MODE All lamps on ...

Page 118: ... end of the displayed numbers to determine the actual rpm 62 indicates 620 rpm 115 indicates 1 150 rpm 2 Insert a 2 at the beginning of the displayed number to determine the actual water level frequency 65 indicates 265 or 26 5 KHz 3 Temperatures are displayed in degrees Celsius ...

Page 119: ...WM3988 119 Test Mode Display Test Mode Display T 48 ...

Page 120: ...n combinations allow access to these sensor readings PREWASH and CUSTOM Steam generator temperature in C WASH RINSE and CUSTOM Tub water temperature in C SOIL LEVEL and CUSTOM Water level displayed as a frequency SPIN SPEED and CUSTOM Drum rpm speed see note previous page ...

Page 121: ...WM3988 121 Test Mode Display Test Mode Display T 48 ...

Page 122: ...error code if the error is not cleared within 20 seconds the machine will be turned off automatically and the error code will blink on the display In the case of any other error code if the error is not cleared within 4 minutes the machine will be turned off automatically and the error code will blink on the display In the event of an FE error code the machine will be turned off and will not be re...

Page 123: ...WM3988 123 Error Codes Error Codes T 49 ...

Page 124: ...WM3988 124 Error Codes Error Codes T 50 ...

Page 125: ...WM3988 125 Troubleshooting Summary Troubleshooting Summary T 50 ...

Page 126: ...WM3988 126 Troubleshooting Troubleshooting with Error Codes with Error Codes T 51 Inlet Valve Error IE ...

Page 127: ...WM3988 127 Troubleshooting Troubleshooting with Error Codes with Error Codes T 52 Inlet Valve Error IE ...

Page 128: ...WM3988 128 Troubleshooting Troubleshooting with Error Codes with Error Codes T 53 Drain Error DE ...

Page 129: ...WM3988 129 Troubleshooting Troubleshooting with Error Codes with Error Codes T 54 Drain Error DE ...

Page 130: ...WM3988 130 Troubleshooting Troubleshooting with Error Codes with Error Codes T 55 Heating Thermal Error tE ...

Page 131: ...WM3988 131 Troubleshooting Troubleshooting with Error Codes with Error Codes T 56 Heating Thermal Error tE ...

Page 132: ...WM3988 132 Troubleshooting Troubleshooting with Error Codes with Error Codes T 57 Locked Motor Error LE ...

Page 133: ...WM3988 133 Troubleshooting Troubleshooting with Error Codes with Error Codes T 58 Locked Motor Error LE ...

Page 134: ...WM3988 134 Troubleshooting Troubleshooting with Error Codes with Error Codes T 58 Door Open Error ...

Page 135: ...WM3988 135 Troubleshooting Troubleshooting with Error Codes with Error Codes T 61 Door Open Error ...

Page 136: ...WM3988 136 Troubleshooting Troubleshooting with Error Codes with Error Codes T 60 Unbalance Error ...

Page 137: ...WM3988 137 Troubleshooting Troubleshooting with Error Codes with Error Codes T 61 Overflow Error FE ...

Page 138: ...WM3988 138 Troubleshooting Troubleshooting with Error Codes with Error Codes T 62 Pressure Error PE ...

Page 139: ...WM3988 139 Troubleshooting Troubleshooting with Error Codes with Error Codes T 63 Dryer Heater Error dHE ...

Page 140: ...WM3988 140 Troubleshooting Troubleshooting with Error Codes with Error Codes T 64 Dryer Heater Error dHE ...

Page 141: ...WM3988 141 Troubleshooting Troubleshooting with Error Codes with Error Codes T 65 Dryer Heater Error dHE ...

Page 142: ...WM3988 142 Troubleshooting Troubleshooting with Error Codes with Error Codes T 66 Dryer Heater Error dHE ...

Page 143: ...WM3988 143 Troubleshooting Troubleshooting with Error Codes with Error Codes T 67 No Power ...

Page 144: ...WM3988 144 Troubleshooting Troubleshooting with Error Codes with Error Codes T 68 No Power ...

Page 145: ...WM3988 145 Troubleshooting Troubleshooting with Error Codes with Error Codes T 69 Buttons Do Not Operate Properly ...

Page 146: ...WM3988 146 Troubleshooting Troubleshooting with Error Codes with Error Codes T 70 Buttons Do Not Operate Properly ...

Page 147: ...WM3988 147 Troubleshooting Troubleshooting with Error Codes with Error Codes T 71 Vibration and Noise in the Spin Cycle ...

Page 148: ...WM3988 148 Troubleshooting Troubleshooting with Error Codes with Error Codes T 72 Laundry Products Do Not Dispense ...

Page 149: ...WM3988 149 Troubleshooting Troubleshooting with Error Codes with Error Codes T 73 Abnormal Sound ...

Page 150: ...he machine can be tested before removing or exchanging them Some test procedures can be completed without major disassembly other than to disconnect the component from its circuit others may be tested from their connector on the control panel Often the only equipment required is a multimeter ...

Page 151: ...WM3988 151 Component Test Procedures Component Test Procedures T 73 Noise Filter ...

Page 152: ...3 The resistance should be 0Ω Then check from the white connector terminal 3 to the red connector terminal 1 The resistance should be 0Ω If these tests pass reconnect the white connector but not the red connector Plug in the machine in Read the voltage across terminals 1 and 3 of the red connector It should be approximately 120 VAC the same as at the outlet ...

Page 153: ...WM3988 153 Component Test Procedures Component Test Procedures T 74 Door Lock Switch ...

Page 154: ...WM3988 154 Component Test Procedures Component Test Procedures T 74 Door Lock Unlock Test results at 77 F 25 C 2 to 3 700 1 500 Ω 3 to 4 60 90 Ω 4 to 5 infinity 2 to 4 120 VAC input voltage ...

Page 155: ...WM3988 155 Component Test Procedures Component Test Procedures T 75 Stator ...

Page 156: ...WM3988 156 Component Test Procedures Component Test Procedures T 75 Stator All test points should read the same 1 to 2 5 15 Ω 2 to 3 5 15 Ω 1 to 3 5 15 Ω ...

Page 157: ...WM3988 157 Component Test Procedures Component Test Procedures T 76 Hall Sensor ...

Page 158: ...ponent Test Procedures Component Test Procedures T 76 Hall Sensor Hall Sensor testing methods are now available on the following pages when LE error code troubleshooting says hall sensor is out of order or defective ...

Page 159: ... Checking Voltage Checking 5 to 1 10 K Ω 5 to 4 10 to 15 Vdc Voltage Input 5 to 2 10 K Ω 4 to 1 pulsing 10 Vdc Signal Output 4 to 2 pulsing 10 Vdc Signal Output Note Ohm values are approximate if the ohm check determines either resistor open the hall sensor has failed and must be replaced 1 BL Ha 2 RD Hb 3 Not Used 4 GRY 5 WH ...

Page 160: ...WM3988 160 Component Test Procedures Component Test Procedures T 78 Hall Sensor Part No 6501KW2002A ...

Page 161: ...WM3988 161 Component Test Procedures Component Test Procedures T 79 Testing the Hall Sensor from the Control Board ...

Page 162: ...WM3988 162 Component Test Procedures Component Test Procedures T 79 Hall Sensor Actual Terminal Wiring The potting epoxy has been removed to show the PC board and components ...

Page 163: ...WM3988 163 Component Test Procedures Component Test Procedures T 80 Hall Sensor ...

Page 164: ...WM3988 164 Component Test Procedures Component Test Procedures T 81 Pump Motors ...

Page 165: ...WM3988 165 Component Test Procedures Component Test Procedures T 81 Pump Motors ...

Page 166: ...WM3988 166 Component Test Procedures Component Test Procedures T 82 DRAIN PUMP 1 to 2 10 20 Ω CIRCULATION PUMP 1 to 2 18 30 Ω ...

Page 167: ...WM3988 167 Component Test Procedures Component Test Procedures T 83 Inlet Valve Assembly ...

Page 168: ...ent Test Procedures Component Test Procedures T 83 For all solenoids With the solenoid connected and energized the voltage should be 120 VAC With the connector removed from the solenoid the resistance should be 1 0 Ω 20 ...

Page 169: ...general When the heater is energized use your multimeter to read the voltage It should be approximately 120 VAC You can read the voltage either at the heater terminals or at its connector on the main board With the heater element disconnected from the circuit the resistance should be 15Ω 20 ...

Page 170: ...WM3988 170 Component Test Procedures Component Test Procedures T 84 Heater Circuits When using the connectors for test points pay particular attention to connector and wire colors and numbers ...

Page 171: ...WM3988 171 Component Test Procedures Component Test Procedures T 85 Wash Heater ...

Page 172: ...WM3988 172 Component Test Procedures Component Test Procedures T 85 Wash Heater ...

Page 173: ...WM3988 173 Component Test Procedures Component Test Procedures T 85 Wash Heater ...

Page 174: ...WM3988 174 Component Test Procedures Component Test Procedures T 86 Dryer Duct ...

Page 175: ...is is limited to determining malfunction and replacing the assembly The steam generator does not have to be removed from the machine to be drained Be sure to let the water cool to avoid a burn Have a hose available to slip onto the connector or a large towel to catch the water so it doesn t run down into the machine cabinet If you remove the steam generator before draining it be sure to avoid tipp...

Page 176: ...WM3988 176 Component Test Procedures Component Test Procedures T 87 Whatever ...

Page 177: ...WM3988 177 Component Test Procedures Component Test Procedures T 87 Steam Generator ...

Page 178: ...WM3988 178 Component Test Procedures Component Test Procedures T 88 Steam Generator ...

Page 179: ...WM3988 179 Component Test Procedures Component Test Procedures T 88 Steam Generator ...

Page 180: ...WM3988 180 Component Test Procedures Component Test Procedures T 89 Steam Generator ...

Page 181: ...WM3988 181 Component Test Procedures Component Test Procedures T 89 Steam Generator ...

Page 182: ...WM3988 182 Component Test Procedures Component Test Procedures T 89 Steam Generator ...

Page 183: ...WM3988 183 Component Test Procedures Component Test Procedures T 89 Steam Generator ...

Page 184: ...WM3988 184 Component Test Procedures Component Test Procedures T 90 Sensor Wiring Diagram Steam Generator ...

Page 185: ...WM3988 185 Component Test Procedures Component Test Procedures T 90 Low Water Sensor Detecting Water ...

Page 186: ...WM3988 186 Component Test Procedures Component Test Procedures T 91 High Water Sensor Detecting Low Water ...

Page 187: ...WM3988 187 Component Test Procedures Component Test Procedures T 91 High Water Sensor Detecting Full ...

Page 188: ...WM3988 188 Component Test Procedures Component Test Procedures T 91 Steam Generator Wiring ...

Page 189: ...WM3988 189 Component Test Procedures Component Test Procedures T 92 Water Level Sensor ...

Page 190: ...WM3988 190 Component Test Procedures Component Test Procedures T 93 Thermistor Assembly ...

Page 191: ... Procedures Component Test Procedures T 93 Wash Thermistor Test resistance across terminals 1 and 2 39 5 kΩ 5 at 86 30 C 26 1 kΩ 5 at 104 30 C 12 1 kΩ 5 at 140 30 C 8 5 kΩ 5 at 158 30 C 3 8 kΩ 5 at 203 30 C 2 8 kΩ 5 at 221 30 C ...

Page 192: ...rminals 1 and 2 39 5 kΩ 5 at 86 30 C 26 1 kΩ 5 at 104 30 C 12 1 kΩ 5 at 140 30 C 8 5 kΩ 5 at 158 30 C 3 8 kΩ 5 at 203 30 C 2 8 kΩ 5 at 221 30 C Test resistance DA2 across terminals 2 and 3 39 5 kΩ 5 at 86 30 C 26 1 kΩ 5 at 104 30 C 12 1 kΩ 5 at 140 30 C 8 5 kΩ 5 at 158 30 C 3 8 kΩ 5 at 203 30 C 2 8 kΩ 5 at 221 30 C ...

Page 193: ...ermistor Test resistance across terminals 1 and 2 39 5 kΩ 5 at 86 30 C 26 1 kΩ 5 at 104 40 C 12 1 kΩ 5 at 140 60 C 8 5 kΩ 5 at 158 70 C 3 8 kΩ 5 at 203 95 C 2 8 kΩ 5 at 221 105 C 2 1 kΩ 5 at 241 116 C 1 4 kΩ 5 at 266 130 C 1 0 kΩ 5 at 293 145 C 0 7 kΩ 5 at 320 160 C 0 4 kΩ 5 at 356 180 C ...

Page 194: ...WM3988 194 Component Test Procedures Component Test Procedures T 96 Drum Lamp ...

Page 195: ...WM3988 195 Component Test Procedures Component Test Procedures T 96 ...

Page 196: ...WM3988 196 Tips and Tricks Tips and Tricks T 97 Hoses ...

Page 197: ...WM3988 197 Tips and Tricks Tips and Tricks T 97 Baffles Lifters ...

Page 198: ...WM3988 198 Tips and Tricks Tips and Tricks T 97 Mushroom Valve ...

Page 199: ...WM3988 199 Main Board Labeled Main Board Labeled T 98 ...

Page 200: ...WM3988 200 Exploded Views Exploded Views T 99 ...

Page 201: ...ushing drain pipe exit 4830ER3001A A102 Cover Rear 3550ER1028A A101 Cabinet Assembly 3091ER0004N A100 Holder MEG41552101 009 Manual Service MFL30599110 004 Spanner 3W20018B 003 Box Carton MAY37166202 002 Manual Assembly Owners AFN30385117 001 Description Part No Loc ...

Page 202: ...WM3988 202 Special Tools Special Tools T 106 383EER4001A GASKET PLIER 383EER4003A DAMPER PLIER 383EER4004A GASKET PLIER 5214FR3018D DRAIN HOSE EXTENSION PUTTY KNIFE NOT USED THIS MODEL ...

Page 203: ...WM3988 203 Serial Number old style Serial Number old style T 107 Example 801KW3400251 801 KW 00251 Production Number Internal code Manufactured January 2008 34 Made in Korea ...

Page 204: ...Serial Number new style Serial Number new style T 106 Sequential number Internal code Model ID Production site 2 Letters 12345 KR 406 YP 000002 Options New Serial Code ETA Mid 2008 Year and month of production YMM ...

Page 205: ...WM3988 205 Ohm Ohm s Law s Law T 108 I R 2 E R 2 P R P I E I E R P E P R P I2 E P 2 P E I I R I E R WATTS CURRENT VOLTS OHMS ...

Page 206: ...WM3988 206 Temperature and Conversion Temperature and Conversion T 109 FORMULAE F 9 5 C 32 C 5 9 x F 32 ...

Page 207: ...988 207 Supplementary Information Supplementary Information T 109 WASH TEMPERATURES Sanitary 158 F 70 C Allergiene 140 F 60 C Hot 122 F 50 C Warm 104 F 40 C Cold 86 F 30 C Tap Cold whatever is in the pipe ...

Page 208: ...WM3988 208 Supplementary Information Supplementary Information T 109 SPIN SPEEDS Extra High 1 150 rpm High 1 010 rpm Normal 1 000 rpm Low 960 rpm Gentle 400 rpm ...

Page 209: ...WM3988 209 Supplementary Information Supplementary Information T 109 SOIL LEVEL Increases or decreases total cycle times wash and rinse Heavy 1 22 Normal 0 52 Low 0 47 ...

Page 210: ...WM3988 210 The End ...

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